Growing community of inventors

Rockford, IL, United States of America

Robert H Youngren

Average Co-Inventor Count = 1.96

ph-index = 10

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 196

Robert H YoungrenDaniel M Eisman (6 patents)Robert H YoungrenJoshua D West (5 patents)Robert H YoungrenBruce V Johnson (3 patents)Robert H YoungrenChristopher Aiston (3 patents)Robert H YoungrenDaniel Loveland (3 patents)Robert H YoungrenJack Harkins (3 patents)Robert H YoungrenJohn W Ryan, Jr (2 patents)Robert H YoungrenTimothy J Weir (1 patent)Robert H YoungrenMark Youngren (1 patent)Robert H YoungrenRobert H Youngren (18 patents)Daniel M EismanDaniel M Eisman (7 patents)Joshua D WestJoshua D West (10 patents)Bruce V JohnsonBruce V Johnson (11 patents)Christopher AistonChristopher Aiston (7 patents)Daniel LovelandDaniel Loveland (3 patents)Jack HarkinsJack Harkins (3 patents)John W Ryan, JrJohn W Ryan, Jr (5 patents)Timothy J WeirTimothy J Weir (1 patent)Mark YoungrenMark Youngren (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Estwing Manufacturing Company, Inc. (18 from 25 patents)


18 patents:

1. D833246 - Hammer

2. D788562 - Hammer

3. D773599 - Machete

4. D752938 - Hammer

5. D730134 - Pick

6. D672218 - Hammer

7. D604136 - Hammer

8. D601398 - Hammer

9. 7404346 - Striking tool with weight forward head

10. D551529 - Hammer

11. D549064 - Hammer

12. D549066 - Hammer

13. D540646 - Hammer

14. D521342 - Hammer

15. 6976406 - Striking tool with weight forward head

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/11/2026
Loading…